36615065 has 4 divisors (see below), whose sum is σ = 43938084. Its totient is φ = 29292048.

The previous prime is 36615049. The next prime is 36615077. The reversal of 36615065 is 56051663.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56051663 = 73 ⋅767831.

It can be written as a sum of positive squares in 2 ways, for example, as 24245776 + 12369289 = 4924^2 + 3517^2 .

It is a cyclic number.

It is not a de Polignac number, because 36615065 - 2⁴ = 36615049 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3661502 + ... + 3661511.

It is an arithmetic number, because the mean of its divisors is an integer number (10984521).

Almost surely, 2^36615065 is an apocalyptic number.

It is an amenable number.

36615065 is a deficient number, since it is larger than the sum of its proper divisors (7323019).

36615065 is an equidigital number, since it uses as much as digits as its factorization.

36615065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7323018.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 36615065 is about 6051.0383406487. The cubic root of 36615065 is about 332.0625789281.

The spelling of 36615065 in words is "thirty-six million, six hundred fifteen thousand, sixty-five".